131451512

素因数分解:

$2^3\times {\mathrm{653}}^1\times {\mathrm{25163}}^1$

素因数の和:25822

約数の個数: 16

約数和(自身を含む): 246858840

約数和(自身を除く): 115407328

約数列:

[1, 2, 4, 8, 653, 1306, 2612, 5224, 25163, 50326, 100652, 201304, 16431439, 32862878, 65725756, 131451512]

約数ペア:

[(1, 131451512), (2, 65725756), (4, 32862878), (8, 16431439), (653, 201304), (1306, 100652), (2612, 50326), (5224, 25163)]